67 lines
1.3 KiB
Plaintext
67 lines
1.3 KiB
Plaintext
%{
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#ifndef NORCSID
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static char rcsid2[] = "$Header$";
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#endif
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/*
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* (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
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* See the copyright notice in the ACK home directory, in the file "Copyright".
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*
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* Author: Hans van Staveren
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*/
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extern long atol();
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%}
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%%
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\"[^"]*\" { strncpy(patid,yytext,sizeof(patid)); return(STRING); }
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notreg return(NOTREG);
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sfit return(SFIT);
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ufit return(UFIT);
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rotate return(ROTATE);
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p return(PSIZE);
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w return(WSIZE);
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defined return(DEFINED);
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samesign return(SAMESIGN);
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rom return(ROM);
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[a-zA-Z]{3} {
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int m;
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m = mlookup(yytext);
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if (m==0) {
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REJECT;
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} else {
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yylval.y_int = m;
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return(MNEM);
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}
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}
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"&&" return(AND2);
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"||" return(OR2);
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"&" return(AND1);
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"|" return(OR1);
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"^" return(XOR1);
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"+" return(ARPLUS);
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"-" return(ARMINUS);
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"*" return(ARTIMES);
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"/" return(ARDIVIDE);
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"%" return(ARMOD);
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"==" return(CMPEQ);
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"!=" return(CMPNE);
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"<" return(CMPLT);
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"<=" return(CMPLE);
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">" return(CMPGT);
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">=" return(CMPGE);
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"!" return(NOT);
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"~" return(COMP);
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"<<" return(LSHIFT);
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">>" return(RSHIFT);
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[0-9]+ { long l= atol(yytext);
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if (l>32767) yyerror("Number too big");
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yylval.y_int= (int) l;
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return(NUMBER);
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}
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[ \t] ;
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. return(yytext[0]);
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\n { lino++; return(yytext[0]); }
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:[ \t]*\n[ \t]+ { lino++; return(':'); }
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^"# "[0-9]+.*\n { lino=atoi(yytext+2); }
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^\#.*\n { lino++; }
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